ISRC NLK171000018
Verified recording
NLK171000018 is “Organ concerto in C Hob. XVIII:1: Largo” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x2b017997805267219f5d70d0103429060cb42bea2e74bdf279cbccedb0e5f6ae and independently timestamped
in Bitcoin block 957145 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK171000018.
Recording identifiers
- ISRC
- NLK171000018
- Title
- Organ concerto in C Hob. XVIII:1: Largo
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x2b017997805267219f5d70d0103429060cb42bea2e74bdf279cbccedb0e5f6ae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T08:56:20+00:00
- Bitcoin block
- 957145
- Canonical record hash
sha256:b47b0d9b4225d71f3247685c3d8ed68703f6784d521401bbbc0656a6fd94c544- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLK171000018
- Bitcoin block existence check
- https://blockstream.info/api/block/957145
Full record
Track page: Organ concerto in C Hob. XVIII:1: Largo · Machine-readable JSON-LD